Invention Grant
- Patent Title: Method and drilling fluid systems and lost circulation pills adapted to maintain the particle size distribution of component latex particles before and after freezing of the latex particles in the presence of water
- Patent Title (中): 方法和钻井液体系和流通小丸，适于在水存在下保持胶乳颗粒冷冻之前和之后的组分胶乳颗粒的粒度分布
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Application No.: US11284163Application Date: 2005-11-21
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Publication No.: US07749943B2Publication Date: 2010-07-06
- Inventor: Tao Xiang , Dennis K. Clapper
- Applicant: Tao Xiang , Dennis K. Clapper
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: The Morris Law Firm, P.C.
- Agent Paula D. Morris
- Main IPC: C09K8/24
- IPC: C09K8/24 ; E21B7/00
Abstract:
Latex additives, methods for treating latex additives, drilling fluid systems, and lost circulation pills comprising the latex additives, the latex additive comprising latex particles having a particle size distribution before aging comprising an average particle diameter of about 1 micron or less; and a quantity of one or more water soluble oxygenated organic molecules comprising two or more oxygen atoms effective to maintain substantially the same particle size distribution before and after freezing the latex additive.
Public/Granted literature
- US20060116294A1 Drilling fluid systems comprising latex particle(s) Public/Granted day:2006-06-01
Information query
